Xinsheng Liu, Xiangyang Liu, Huaxun Wang, Shipu Wang, Yurui Fu, Siqi Hou, Xinghan Hou, Yiyan Lu, Yijing Zheng. "Optimized Nb-doped SnO2 buffer layer for enhanced carrier extraction and Sb2S3 photovoltaic responses." Applied Physics Letters (2026). https://doi.org/10.1063/5.0343471